问题
填空题
选择单词，补全对话。
A: Where 1. (are, were) you last night?
B: I 2. (was, am) at home.
A: You look tired.
B: Yes. I 3. (went, go) to bed late.
A: What 4. (do, did) you do?
B: I 5. (surfed, surf) the Yahoo Internet.
答案
1. were 2. was 3. went 4. did 5. surfed
